Stadium: Court 2 Round: 54 Ground: Clay
| ITF M25 Trier | 2021/08/23 13:30 | Paul Valsecchi v Tom Gentzsch | 5-7,3-6 |
| ITF M25 Trier | 2021/08/23 10:30 | Paul Valsecchi v Moreira, Fernando | 6-0,6-0 |
| ITF M15 Warmbad-Villach | 2021/08/17 11:00 | Paul Valsecchi v Mario G Fernandez | 2-6,3-6 |
| ITF M15 Parnu | 2021/08/05 06:55 | Paul Valsecchi v Johnson, Luke | 6-3,4-6,0-6 |
| ITF M15 Parnu | 2021/08/04 08:25 | Arvid Nordquist v Paul Valsecchi | 5-7,1-6 |
| ITF M15 Parnu | 2021/08/03 08:30 | Paul Valsecchi v Rikkonen, Roni | 6-3,6-2 |
| ITF M15 Parnu | 2021/08/02 09:30 | Paul Valsecchi v Kulibaba, Artur | 6-0,6-4 |
| ITF M25 Velenje | 2021/07/04 07:30 | Maks Lukman v Paul Valsecchi | 6-3,4-6,12-10 |
| ITF M15 Bratislava | 2021/08/23 09:00 | Minarik, Kristof v Simon Sedliak | 6-2,6-0 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 11:05 | Matuszewski, Piotr v Simon Sedliak | 2-6,6-4,10-4 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 13:55 | Simon Sedliak v Samosi, Peter | 6-2,7-5 |
| ITF M15 Poprad | 2021/07/04 11:00 | Dominik Palan v Simon Sedliak | 6-3,6-1 |
| ITF M15 Novomoskovsk | 2021/05/31 06:15 | Aleksandr Braynin v Simon Sedliak | 7-6,6-1 |
| ITF M15 Novomoskovsk | 2021/05/30 06:15 | Sikorski, Philipp v Simon Sedliak | 1-6,6-7 |
| ITF - M15 Monastir | 2021/04/19 11:00 | Bergevi, Filip v Simon Sedliak | 6-1,6-2 |
| ITF - M15 Monastir | 2021/04/18 10:00 | Simon Sedliak v Andrej Krajcik | 6-1,6-0 |